<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8"/>
    <title>Main</title>
</head>
<body class="container">
<br/>
<h1>主页</h1>
<br/><br/>
<span th:text="'Welcome to our application, ' + ${session.username} + '!'"></span>
</body>
</html>